Pokemon 11: Giratina and the Sky Warrior

After the fateful events of Pokémon: The Rise of Darkrai, Ash Ketchum, Dawn, Brock and their Pokémon are accidentally drawn into the Reverse World where the powerful Pokémon Giratina is trapped. The team soon find themselves being tasked with stopping a plan of abusing Giratina's power to take control Reverse world and destroy the real world of a power hungry man named Zero.